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<h1 class="topictitle1">Preparations for Backup</h1>
<div><p>Before backing up a NAS file system, prepare information such as certificates, accounts, and IP addresses by following instructions in <a href="#EN-US_TOPIC_0000001839239721__en-us_topic_0000001456375676_table10744125193920">Table 1</a>.</p>

<div class="tablenoborder"><a name="EN-US_TOPIC_0000001839239721__en-us_topic_0000001456375676_table10744125193920"></a><a name="en-us_topic_0000001456375676_table10744125193920"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001839239721__en-us_topic_0000001456375676_table10744125193920" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Preparations for backing up a NAS file system</caption><colgroup><col style="width:17.34%"><col style="width:12.75%"><col style="width:53.56999999999999%"><col style="width:16.34%"></colgroup><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="17.34%" id="mcps1.3.2.2.5.1.1"><p>Item</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="12.75%" id="mcps1.3.2.2.5.1.2"><p>Mandatory or Not (Y/N)</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="53.56999999999999%" id="mcps1.3.2.2.5.1.3"><p>How to Obtain</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="16.34%" id="mcps1.3.2.2.5.1.4"><p>To Be Used In</p>
</th>
</tr>
</thead>
<tbody><tr><td class="cellrowborder" valign="top" width="17.34%" headers="mcps1.3.2.2.5.1.1 "><p>CA certificate of the storage device</p>
</td>
<td class="cellrowborder" valign="top" width="12.75%" headers="mcps1.3.2.2.5.1.2 "><p>N</p>
</td>
<td class="cellrowborder" valign="top" width="53.56999999999999%" headers="mcps1.3.2.2.5.1.3 "><p>The certificate is required only for certificate verification during cluster registration. For details, see <a href="en-us_topic_0000001839239793.html">Step 1: Obtaining the CA Certificate of a Storage Device</a>.</p>
</td>
<td class="cellrowborder" rowspan="3" valign="top" width="16.34%" headers="mcps1.3.2.2.5.1.4 "><p><a href="en-us_topic_0000001792360666.html">Step 2: Adding a Storage Device</a></p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.1 "><p>Management IP address and port ID of the storage device</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.2 "><p>Y</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.3 "><p>Obtain the information from the device administrator.</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.1 "><p>Username and password of a storage device administrator</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.2 "><p>Y</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.2.2.5.1.3 "><p>Obtain the username and password from the device administrator.</p>
<p>Ensure that the RESTful login mode is available for the user whose role is administrator and the password has been initialized.</p>
</td>
</tr>
</tbody>
</table>
</div>
<p>Before backing up a NAS share, prepare information such as certificates, accounts, and IP addresses by following instructions in <a href="#EN-US_TOPIC_0000001839239721__en-us_topic_0000001456375676_table38464233418">Table 2</a>.</p>

<div class="tablenoborder"><a name="EN-US_TOPIC_0000001839239721__en-us_topic_0000001456375676_table38464233418"></a><a name="en-us_topic_0000001456375676_table38464233418"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001839239721__en-us_topic_0000001456375676_table38464233418" frame="border" border="1" rules="all"><caption><b>Table 2 </b>Preparations for backing up a NAS share</caption><colgroup><col style="width:19.580000000000002%"><col style="width:9.99%"><col style="width:54.09%"><col style="width:16.34%"></colgroup><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="19.580000000000002%" id="mcps1.3.4.2.5.1.1"><p>Item</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="9.99%" id="mcps1.3.4.2.5.1.2"><p>Mandatory or Not (Y/N)</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="54.09%" id="mcps1.3.4.2.5.1.3"><p>How to Obtain</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="16.34%" id="mcps1.3.4.2.5.1.4"><p>To Be Used In</p>
</th>
</tr>
</thead>
<tbody><tr><td class="cellrowborder" valign="top" width="19.580000000000002%" headers="mcps1.3.4.2.5.1.1 "><p>CA certificate of the storage device</p>
</td>
<td class="cellrowborder" valign="top" width="9.99%" headers="mcps1.3.4.2.5.1.2 "><p>N</p>
</td>
<td class="cellrowborder" valign="top" width="54.09%" headers="mcps1.3.4.2.5.1.3 "><p>The certificate is required only for certificate verification during cluster registration. For details, see <a href="en-us_topic_0000001839239773.html">Step 1: Obtaining the CA Certificate of a Storage Device</a>.</p>
</td>
<td class="cellrowborder" rowspan="6" valign="top" width="16.34%" headers="mcps1.3.4.2.5.1.4 "><p><a href="en-us_topic_0000001839239733.html">Step 4: Registering a NAS Share</a></p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.1 "><p>Username and password of a storage device administrator</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.2 "><p>Y</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.3 "><p>Obtain the username and password from the device administrator.</p>
<p>Ensure that the RESTful login mode is available for the user whose role is administrator and the password has been initialized.</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.1 "><p>FQDN name or service IP address of the NAS share to be backed up</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.2 "><p>Y</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.3 "><p>Obtain the information from the NAS service administrator.</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.1 "><p>Name of the NAS share to be backed up</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.2 "><p>Y</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.3 "><p>Obtain the information from the NAS service administrator.</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.1 "><p>Kerberos authentication configuration file</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.2 "><p>N</p>
</td>
<td class="cellrowborder" rowspan="2" valign="top" headers="mcps1.3.4.2.5.1.3 "><p>This parameter is required when the NAS share to be backed up uses the Kerberos authentication mode.</p>
<p>Obtain the file from the Kerberos server administrator.</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.1 "><p><span><span><strong>Keytab File</strong></span></span></p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.4.2.5.1.2 "><p>N</p>
</td>
</tr>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="en-us_topic_0000001792520470.html">Backup</a></div>
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